medium 12×12 Set 6 Grid Puzzle
3
10
11
1
7
6
12
6
5
12
6
11
3
10
4
12
6
3
1
11
8
1
9
6
4
12
7
5
10
8
11
2
7
6
9
4
12
6
1
10
6
3
2
12
6
7
10
11
2
9
1
6
9
4
6
10
3